Bit count checking circuit



O. B. SHAFER ET AL BIT COUNT CHECKING CIRCUIT Original Filed Nov. 18, 1954 36 Sheets- -Sheet 1 EMITTER EM'TTER 21 A 22 B m I 16 17 1s 19 113-GATE PULSES DECIMAL. TUBE 14 I LINES 23 84-MATRIX T TRANSLATOR 53 25 115 198 124 26 15 W w 108 1 142% CONTROL w ELEMENTS gw 12 20s (ROW SIGNAL) PRlNTER DIGIT CYCLE POINT A 27 I n 181% POWER j 182 SUPPLY L I an -I 13 184 COUNT PRINTER j CHECK 5 STOP 5 BIT COUNT COMPARING an COUNT 3 GENERATOR k E i,

I ORVILLE FIG-J. ANDREW c. REY-NOLDS,

AGENT Oct. 27, 1959 o. B. SHAFER ETAL 2,910,234

BIT COUNT CHECKING GIRCUIT I Original Filed Nov. 18, 1954 36 Sheets-Sheet 2 BINARY 16 17 8 1g TO PRINTER I INEs 85 24 A OR B 9 5- TRANSLATOR BE MATRIX 2 A f II'IIIIIIIIIIIIII -IIIIIIIIIIIIIIIII DECMAL ORDERED POSITION RINc cLosEDI 86 LINES I15 2o9 I EYEE/ I D,J I POINT v '19 I96 I63 I I65 I? 172 PRINTERS I66 155 I 157 PRNT 197 READY I TEsT 97 PRINT CIRCUIT 96 A 159 SHIFT PULSES J 45 161 15s i I TEST PR|NT CIRCUIT PRINTI B T B 141 139 142 148 192 l I PRINTTL CIISIT 25/ SPECIA 1 FUNCTIOLN 215 SPECIAL I FUNCTION 2I2 PSZ I J -2I5RE$ET LINE [j 124 FUNCTION 2B FIGLZ Oct. 27, 1959 COUNT WORD 4 EMITTER POSlTlON BINARY DATA TO MATRIX O. B. SHAFER El" AL BIT COUNT CHECKING CIRCUIT Original Filed NOV. 18, 1954 36 Shets-Sheet 3 FIG--Ba Oct. 27, 1959 o B. SHAFER EIAL BIT COUNT CHECKING CIRCUIT Original Filed Nov. 18, 1954 36 Sheets-Sheet 4 o. B. SHAFER 'ETAL 2,910,234

BIT COUNTCI-IECKING cmcun' Original Filed Nov. 18, 1954 Oct. 27, 19.59 I

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BIT coun'r CHECKING cmcurr Original Filed Nov. 18. 1954 36 Sheets-Sheet 7 +75VOLTS ,31,

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27, 1959- o. B. SHAFER E'I'AL 2,910,234

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Oct. 27, 1959 0Q a. SHAFER HAL v 2,910,234

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BIT COUNT CHECKING CIRCUIT Original Filed Nov. 18, 1954 36 Sheets-Sheet 12 .F'IG ZJQ.

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Oct. 27, 1959 o. B. SHAFER ETAL 2,910,234

' BIT COUNT CHECKING CIRCUIT Original Filed Nov. 18, 1954 36 Sheets-Sheet 19 O 7, 1959 o. B. SHAFER EIAL 2,910,234

BIT coum CHECKING CIRCUIT Original Filed Nov. 18, 1954 36 Sheets-Sheet 20 

